Fixes c9/core+110 always use close() when unloading tabs

plugins/c9.ide.editors/tab.js

@@ -289,6 +289,15 @@ define(function(require, module, exports) {
                 load();
             });
             
+            plugin.on("beforeUnload", function(){
+                if (!plugin.meta.$closing) {
+                    plugin.document.meta.$ignoreSave = true;
+                    close();
+                    delete plugin.document.meta.$ignoreSave;
+                    return false;
+                }
+            });
+            
             plugin.on("unload", function(e) { 
                 closed = true;
                 

plugins/c9.ide.editors/tabmanager.js

@@ -132,11 +132,8 @@ define(function(require, module, exports) {
             function removeTab(e) {
                 if (!e.error) { 
                     var tab = findTab(e.path);
-                    if (tab) {
-                        tab.document.meta.$ignoreSave = true;
-                        tab.close();
-                        delete tab.document.meta.$ignoreSave;
-                    }
+                    if (tab)
+                        tab.unload();
                 }
             }
             fs.on("afterUnlink", removeTab);
@@ -145,9 +142,8 @@ define(function(require, module, exports) {
                 var path = e.path;
                 Object.keys(tabs).forEach(function(id) {
                     var tab = tabs[id];
-                    if (tab.path && tab.path.indexOf(path) === 0) {
+                    if (tab.path && tab.path.indexOf(path) === 0)
                         tab.unload();
-                    }
                 });
             });
             // Close a pane when it doesn't open